Orbital elements of DELTA 1 DEB
| Launched | 11 June 1975 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21275 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Jun 20 17:56 | 2026 Jun 17 08:15:18 | 99.8741 | 0.00335 | 5.0679 | 176.4572 | 301.6529 | 13.51907 | – |
| 2026 Jun 19 17:57 | 2026 Jun 17 08:15:18 | 99.8741 | 0.00335 | 5.0679 | 176.4572 | 301.6529 | 13.51907 | – |
| 2026 Jun 18 17:56 | 2026 Jun 17 08:15:18 | 99.8741 | 0.00335 | 5.0679 | 176.4572 | 301.6529 | 13.51907 | – |
| 2026 Jun 17 17:57 | 2026 Jun 17 08:15:18 | 99.8741 | 0.00335 | 5.0679 | 176.4572 | 301.6529 | 13.51907 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 07:31:29 | 99.8746 | 0.00333 | 4.7346 | 189.0217 | 301.6529 | 13.51907 | – |
| 2026 Jun 15 17:56 | 2026 Jun 12 07:31:29 | 99.8746 | 0.00333 | 4.7346 | 189.0217 | 301.6529 | 13.51907 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 07:31:29 | 99.8746 | 0.00333 | 4.7346 | 189.0217 | 301.6529 | 13.51907 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 07:31:29 | 99.8746 | 0.00333 | 4.7346 | 189.0217 | 301.6529 | 13.51907 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 07:31:29 | 99.8746 | 0.00333 | 4.7346 | 189.0217 | 301.6529 | 13.51907 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 00:01:58 | 99.8749 | 0.00331 | 4.3162 | 204.8930 | 301.6529 | 13.51907 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 00:01:58 | 99.8749 | 0.00331 | 4.3162 | 204.8930 | 301.6529 | 13.51907 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 00:01:58 | 99.8749 | 0.00331 | 4.3162 | 204.8930 | 301.6529 | 13.51907 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 00:01:58 | 99.8749 | 0.00331 | 4.3162 | 204.8930 | 301.6529 | 13.51907 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 00:01:58 | 99.8749 | 0.00331 | 4.3162 | 204.8930 | 301.6529 | 13.51907 | – |
| 2026 Jun 06 17:56 | 2026 May 31 13:06:06 | 99.8754 | 0.00330 | 3.9547 | 218.6691 | 301.6529 | 13.51907 | – |
| 2026 Jun 05 17:56 | 2026 May 31 13:06:06 | 99.8754 | 0.00330 | 3.9547 | 218.6691 | 301.6529 | 13.51907 | – |
| 2026 Jun 04 17:57 | 2026 May 31 13:06:06 | 99.8754 | 0.00330 | 3.9547 | 218.6691 | 301.6529 | 13.51907 | – |
| 2026 Jun 02 17:56 | 2026 May 31 13:06:06 | 99.8754 | 0.00330 | 3.9547 | 218.6691 | 301.6529 | 13.51907 | – |
| 2026 Jun 01 17:57 | 2026 May 31 13:06:06 | 99.8754 | 0.00330 | 3.9547 | 218.6691 | 301.6529 | 13.51907 | – |
| 2026 May 31 17:58 | 2026 May 31 13:06:06 | 99.8754 | 0.00330 | 3.9547 | 218.6691 | 301.6529 | 13.51907 | – |
| 2026 May 30 17:57 | 2026 May 26 06:57:01 | 99.8758 | 0.00329 | 3.6063 | 232.0022 | 301.6529 | 13.51907 | – |
| 2026 May 29 17:57 | 2026 May 26 06:57:01 | 99.8758 | 0.00329 | 3.6063 | 232.0022 | 301.6529 | 13.51907 | – |
| 2026 May 28 17:56 | 2026 May 26 06:57:01 | 99.8758 | 0.00329 | 3.6063 | 232.0022 | 301.6529 | 13.51907 | – |
| 2026 May 27 17:57 | 2026 May 26 06:57:01 | 99.8758 | 0.00329 | 3.6063 | 232.0022 | 301.6529 | 13.51907 | – |
| 2026 May 26 17:57 | 2026 May 26 06:57:01 | 99.8758 | 0.00329 | 3.6063 | 232.0022 | 301.6529 | 13.51907 | – |
| 2026 May 25 17:57 | 2026 May 21 11:48:40 | 99.8759 | 0.00328 | 3.2883 | 244.1758 | 301.6529 | 13.51907 | – |
| 2026 May 24 17:57 | 2026 May 21 11:48:40 | 99.8759 | 0.00328 | 3.2883 | 244.1758 | 301.6529 | 13.51907 | – |